from tkinter import*
print('введите начальную координату Х')
X = int(input())
print('введите начальную координату Y')
Y = int(input())
print('введите коэфицент увелечения N')
N = int(input())

coords = [10,10,20,10,20,20,30,20,30,10,40,10,40,30,10,30]
if N == 0 and X>=0 and X<= 500 and Y>=0 and Y<=500:
    pass
else:
    if N > 0 and 0*N+X>=0 and 0*N+Y>=0 and 30*N+X<=500 and 40*N+Y<=500:
        pass
    else:
        if N < 0 and 30*N+X>=0 and 40*N+Y>=0 and 0*N+X<=500 and 0*N+Y<=500:
            pass
        else:
            print('размер фигуры превышает размер поля')
            exit()
root = Tk()
root.title('ит марафон')
root.geometry('500x500')

canvas = Canvas(bg='white' , width =500, height=500)
canvas.pack(anchor=CENTER, expand=1)

canvas.create_polygon(coords[0] *N+X, coords[1] *N+Y,
                      coords[2] *N+X, coords[3] *N+Y,
                      coords[4] *N+X, coords[5] *N+Y,
                      coords[6] *N+X, coords[7] *N+Y,
                      coords[8] *N+X, coords[9] *N+Y,
                      coords[10] *N+X, coords[11] *N+Y,
                      coords[12] *N+X, coords[13] *N+Y,
                      coords[14] *N+X, coords[15] *N+Y)
root.mainloop()